Using Trigonometry to find Areas of Triangles HSG.SRT.D.9 Grade Practice Test Questions TOC | Lumos Learning

Using Trigonometry to find Areas of Triangles HSG.SRT.D.9 Question & Answer Key Resources SBAC  Master Course - Grade 10 Mathematics

SBAC  Master Course - Grade 10 Mathematics Using Trigonometry to find Areas of Triangles

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In \(\Delta ABC,\) the length of side \(AB=19\; {\rm mm}\) and the length of side \(AC=24\; {\rm mm}.\) The measure of \(\angle A=78{}^\circ .\) What is the area of the triangle, to the nearest square unit?

Resource: Question

Question Type: Drag & Drop

Standard(s):HSG.SRT.D.9

Standard Description: Derive the formula A = 1/2 ab sin(C) for the area of a triangle by drawing an auxiliary line from a vertex perpendicular to the opposite side.

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